For future reference, All U.S. aircraft registration numbers (which must appear on the aircraft) are searchable in a public database maintained by the Federal Aviation Administration out of its facility in Oklahoma City.

Between that and the picture of the twin highrise towers, they've all but confirmed Hawaii as a location.

It's hard to judge where the melon task is at, could be in South America or Africa.

And the African shot of all the different "wild" animals may or may not be Tanzania.

And the political party posters are a dead giveaway for India, in fact, we had that same type of "clue" the last time the Race went to India. Since all the other clips seem to for this Race, I very much doubt they'd include something from India in a "season preview" unless they were headed there. The one thing I'm not sure of is whereever the mountain/river vidcaps is from. Could that be Japan?